263results about How to "Simple organization" patented technology

The invention relates to a fabric three-dimensional pressure analog test system which is used for testing the dynamic contact pressure and the pressure attenuation characteristics of fabrics. The measuring principles of the invention refers to measuring dynamic clothing pressure during a process of fabric three-dimensional deformation by a pressing ball embedded with nine highly precise pressure sensors to press against the fabrics; the pressing ball is transmitted by a driving device, which can press against the fabrics for more than several thousand times so as to measure pressure fatigue. A pressure-displacement curve, a pressure-time curve and a pressure attenuation curve of each sensing point are respectively obtained by the processing of a computer. The analog test system of the invention has simple structure and convenient operation and is a testing instrument that can effectively and objectively evaluate fabric pressure performance.

The invention relates to a multi-freedom micro mechanical hand used in micro-hurt surgery. The invention comprises a base, an upper drawing device with terminal tool transmitter, a lower drawing device, a self-rotation device and an executor of terminal tool, and a transmitter box. The servo motor of base via the coupler is connected with the lower clutch disc fixed on the motor frame via rolling bearing; the transmitter box is arranged on the upper face of motor frame; the upper and lower drawing devices and the self-rotation device are in the transmitter box, while the upper ends are fixed on the top face of transmitter box and lower ends are through the bottom of box to connect the lower clutch disc, and the front ends via their own upper drawing sheath, lower drawing sheath and self-rotation muffle are connected from up to down; the lower end of self-rotation muffle is connected with the executor of terminal tool. The invention has bend freedom, therefore, the terminal tool can be switched freely, with simple structure, high bearing ability and reliable transmission of terminal tool.

The invention discloses a six degree-of-freedom three-limb parallel robot mechanism which comprises a base, a moving platform and three kinetic limbs. The three kinetic limbs have same structures and are connected between the base and the moving platform. The six degree-of-freedom three-limb parallel robot mechanism is characterized in that each of the kinetic limbs comprises a screw pair, a driving turning pair, a nut turning pair, a moving pair, an upper hook joint and a lower hook joint, wherein the driving turning pair and the nut turning pair are coaxially arranged, the screw pair is fixed on the base and connected with a first motor in a driving mode, and the first motor is fixed on the base; turning axes of the two turning pairs are parallel to an axis of the screw pair, the driving turning pair is installed on the base, and the nut turning pair is installed on a nut; the moving pair is composed of a sliding rod and a hollow turning shaft of the driving turning pair, the sliding rod penetrates through the hollow turning shaft in a nest mode, the moving direction of the sliding rod is parallel to an axis of the diving turning pair, the driving turning pair is driven by a second motor by means of a transmission mechanism, and the second motor is fixed on the base; and the lower hook joint is installed at the tail end of a moving auxiliary sliding rod piece, and the upper hook joint is connected with the moving platform.

An airplane able to change the shape of wing is composed of an airplane body and two wings consisting of fixed wing with one end fixed to airplane body, slide wing installed in the skeleton of said fixed wing and with a roller moving in a spiral slot on a cylindrical body, and the cylindrical body and shape memory alloy bar, which are fixed to each other and installed in the skeleton of said fixed wing. Said shape memory alloy bar is used as the drive source for changing wing shape.

The invention relates to a spherical (spherical surface) mirror surface rolling lathe. A disk revolving tool holder (1) and a disk revolving tool holder (2) which can do circular movement are arranged in the lathe; the disk revolving tool holders are in transmission connection with a servomotor through synchronous belts and synchronous wheels; and a large-diameter thrust bearing (pressure bearing) is used as a tool holder revolving guide rail. The disk revolving tool holder (1) and the disk revolving tool holder (2) are connected with a middle carriage through a disk sealing seat (3), the middle carriage is connected with a large carriage (4) through the guide rail, the large carriage (4) is connected with a guide rail (5), the guide rail (5) is connected with a lathe body (7), and a main shaft (6) is connected with the lathe body (7). One of the tool holders is provided with a special and dismountable cutter system or tool system which is processed by a spherical part surface in a rolling way. The lathe can be used for cutting and processing axisymmetric spherical or externally-forming parabolic parts, and can be used for finely processing the spherical part surface (mirror surface) under the condition that the roughness Ra is smaller than or equal to 0.1 mum. Corresponding devices can be also held on the disk revolving tool holders to develop and upgrade the technologies of drilling, milling, grinding, polishing, quenching and the like, thereby adapting to the processing requirements of spherical (spherical surface) parts in many industries.

The invention relates to a roll shifting mechanism for micro flapping wing aircraft. In the invention rockers (7, 8) of flapping mechanism (6) are connected with front main beams (4, 5) of wing actively. One end of rib (10) of wings (2, 3) is fixed with front main beams of wing and the other end is connected with back bracket (14) actively through spherical hinge (16). Rockers (7, 8) of control actuator (11) are connected with the back bracket together by pull rod (13) so that a space swinging rod mechanism is constituted by body (1), rockers (7, 8) of flapping mechanism, wings (2, 3) and back bracket (14). When actuator rocker (12) swings to a certain angle, the pull rod (13) drives the back bracket (14) and the rib (10) move correspondingly. Furthermore, wings (2, 3) are driven to carry pitch motion out so that the wing attack angle at one side increases and the wing attack angle at the other side decreases to form lifting difference and generate roll shifting torque. It is provided with simple mechanism, easy operation and strong reliability.

The invention discloses an vertical type bicycle parking device comprising a front wheel fixing device, a lifting mechanism, a guide rail, a rear wheel positioning device and a damping device, wherein the front wheel fixing device is used for fixing a front wheel of a bicycle; the lifting mechanism is used for lifting the front wheel fixing device; the guide rail is used for guiding the front wheel fixing device to lift; the rear wheel positioning device is used for positioning a rear wheel of the bicycle after the bicycle is in a vertical state; and the damping device is used for reducing descend speed when the bicycle descends. The vertical type bicycle parking device provides the lifting force by utilizing the lifting mechanism and safely vertically parks the bicycle in a labor-saving way through the guiding of the guide rail, thereby reducing the occupying area of the bicycle; and in addition, the vertical type bicycle parking device has the advantages of small self occupying area, simple mechanism and convenient operation, and can be suitable for bicycles with various dimensions and men and women, old and young.

A method for controlling back-word timing display of traffic signal lamp includes using vehicle detector to detect vehicle flow rate, transmitting obtained vehicle flow rate signal to annunciator, setting time initial value of passing or no-passing by annunciator according to vehicle flow rate data and regulating said passing or no-passing time timely by detecting vehicle flow rate in execution process.

A microcomputer controlled multi-motor roving frame is composed of multiple motors, the feeding, drawing, twisting, winding and lifting units driven by individual motors, and closed-loop control system consisting of microcomputer, sensors, and drive controller for synchronizing the motors. Its advantages are sipmle structure, and high quality of rove.

The invention relates to a novel material testing machine, which consists of four parts, namely, a control system, a detection system, a tension, compression and torsion system and a bending system. In the control system, an industrial personal computer controls a motion control card through a software system, so that the motion control card drives a stepper motor to rotate by a shaft coupling and then drive a first worm, a second worm and a lifting platform to move to realize motion control. The detection system consists of an STSS-1 stress-strain module and a loading sensor. The tension, compression and torsion system consists of a shaft, a movable base and a pair of round four-jaw chucks, wherein the two ends of the shaft are provided with threads of which screwing directions are opposite; the movable base is in threaded connection with the shaft; and the pair of round four-jaw chucks is fixed on the movable base. The bending system is used for clamping the lifting platform which can move up and down on the upper surface of the middle part of a fixed base; and a loading head is arranged on the lifting platform. The novel material testing machine realizes tests in the two-way stretch, compression and torsion of work pieces, and can realize various combined two-way or one-way tests.

The invention discloses a full-automatic coating device, and relates to the technical field of coating. The problem that a traditional coating device requires manual operation for feeding and is poorin uniformity of coating is mainly solved. The coating device comprises a base basal plate, a coating mechanism and a mounting bracket for mounting the coating mechanism; and the coating mechanism comprises a hollow smearing tray, a rotating suspension rod for suspending the hollow smearing tray and a coating liquid tank, a plurality of evenly distributed coating material permeating holes are formed in the lower end surface of the hollow smearing tray, the coating liquid tank is installed on the upper part of a top plate and a spraying pump is arranged inside the coating liquid tank, the liquid discharging end of the spraying pump is connected with a soft guide pipe, the soft guide pipe communicates with the rotating suspension rod through a rotating connecting head, and the other one of supporting side rod frames is provided with a pushing mechanism for driving a plate to intermittently move. The full-automatic coating device is simple in mechanism, automatic feeding and coating are achieved, the efficiency is high, smearing is uniform, artificial labor is less, and the practicability is high.

The invention discloses a workpiece finishing clamping device which comprises a base. Support plates are symmetrically mounted on two top sides of the base, each support plate is provided with a lead screw on the upper portion in a penetrating manner, one end of the lead screw is fixedly provided with a handle, the other end of the lead screw is fixedly provided with a clamping plate, a groove is formed in the clamping plate, a cushion is fixedly arranged in the groove, and a sensor is arranged on one side of the support plate, close to the clamping plate. The workpiece finishing clamping device is simple in mechanism and convenient to use, and the clamping effect on workpieces is achieved; for the internal arrangement of the base, fixing and adjusting effect on the workpieces is achieved under the action of a longitudinal block, a motor, a rotary plate, a connecting arm, a connecting rod and a positioning block which are all matched with the lead screws, the handles and the clamping plates, and machining efficiency of the workpieces is improved; fixing effect on the workpieces is further achieved through the application of a cylinder and under the action of tongs and a reset spring.

The invention relates to the technical field of mechanical arms, in particular to a five-degree-of-freedom non-offset vertical multi-joint type electric mechanical arm. The five-degree-of-freedom non-offset vertical multi-joint type electric mechanical arm comprises a rotary worm and gear, a base, a rotary table, a small-arm motor, a small-arm worm and gear, a gripper, a wrist rotating motor, a wrist swinging motor, a wrist, a small arm, a large-arm worm and gear, a large-arm motor and a rotary motor, wherein the driving motors of the rotary motor, the large arm and the small arm drive the rotary table, the large arm and the small arm respectively through transmission of worm and gear mechanisms. The five-degree-of-freedom non-offset vertical multi-joint type electric mechanical arm has the advantages that the mechanisms for transmitting are simple in structure, the mechanical arm is enabled to have a self-locking function in static status, and low cost, simple structure, good dynamic property and convenience in mounting and dismounting are achieved.

The invention discloses a trachea cannula tooth cushion. The trachea cannula tooth cushion comprises an upper tooth cushion body and a lower tooth cushion body. The upper and lower tooth cushion are connected through arch-shaped arms and air bags on the two sides, and a trachea cannula is placed between the upper and lower tooth cushions, penetrates through the upper and lower tooth cushions and enters the airway of a patient. According to the conditions of the patient, the oral cavity of the patient can be expanded by inflating the air bags, and operation is convenient. The tooth cushion is in a U shape, conforms to the oral cavity structure of the human body, and can easily protect teeth, gingivae and mouth mucosa of the patient. Sputum suction pipes are installed on the tooth cushion, secreta can be sucked out, and water or medicine can also be injected. The tooth cushion is fixed through a flat fixing band, fixing is firm, and the comfort degree of the patient is improved.

The invention discloses a three-dimensional parking system for electric vehicles. The three-dimensional parking system comprises an execution mechanism and a control mechanism; the execution mechanism comprises storage mechanisms, pushing mechanisms, lifting mechanisms and walking mechanisms, and the control mechanism comprises a central processing unit, vacancy sensors, a position controller, electric quantity detectors, a displayer, a bar code system, a coin collector, an Internet system and parking buttons. The three-dimensional parking system is simple and compact in mechanism, high in space utilization rate, capable of changing the parking layer number according to the actual condition, convenient to use and safe.

The invention discloses a digital doubling and twisting tester, which comprises feeding mechanisms, tension mechanisms, twisting and winding mechanisms and forming mechanisms symmetrical on two sides and a digital control system which takes a touch screen as an interface. The digital doubling and twisting tester is characterized in that: a bottom-roller servo motor is mechanically connected with a bottom roller through a bottom-roller speed reducer and a bottom-roller telescopic universal coupling in turn; the bottom-roller servo motor is an independent servo motor and is driven and controlled by a bottom-roller AC servo driving controller of the digital control system through the touch screen; a rolling disc and an encoder in the twisting and winding mechanism are arranged on a shaft of a spindle variable frequency motor; the spindle variable frequency motor is an independent variable frequency motor and is driven and controlled by a spindle frequency converter of the digital control system through the touch screen; and a forming motor in the feeding mechanism is an independent servo motor and is driven and controlled by a forming AC servo driving controller of the digital control system through the touch screen.

An automatic parking device of a bicycle comprises a front wheel groove used for containing a front wheel of the bicycle and transmitting the pressure of the front wheel of the bicycle downwards, a self-locking component hinged to the lower portion of the front wheel groove and capable of achieving self-locking at the lower position and releasing at the upper position alternately under the downward pressure of the front wheel groove, a lever mechanism hinged to the self-locking component, and a rear wheel clamping disc used for clamping a rear wheel of the bicycle, hinged to the other end of the lever mechanism, and capable of moving in a direction opposite to the vertical moving position of the self-locking component through the lever transmission function of the lever mechanism. When the front wheel of the bicycle presses the front wheel groove, the self-locking component is pressed to move downwards and is self-locked at the lower position, and meanwhile, the rear wheel clamping disc is ejected through the lever mechanism and clamps the rear wheel of the bicycle; when the front wheel of the bicycle presses the front wheel groove again, self-locking of the self-locking component is relieved, the self-locking component returns to the upper position, and meanwhile, the rear wheel clamping disc is pulled down through the lever mechanism and is disengaged from the rear wheel of the bicycle. The automatic parking device of the bicycle is simple in structure, convenient to operate, and capable of achieving automatic parking.

A storage device fixing mechanism is used for locating and fixing a storage device on a casing plane. The storage device is provided with two opposite locating lateral edges, on which fixing columns are vertically arranged. The fixing mechanism comprises two locating plates and a fixing spring plate. The two locating plates are vertically arranged on the casing plane corresponding to the locating lateral edges, and the locating plates are provided with guide slots for introducing and guiding fixing columns of the storage device to move for localization. The fixing spring plate is arranged on the outer lateral edge of at least one locating plate; one end of the fixing spring plate is fixed to the locating plate, and the other end of the fixing spring plate is a movable end extending along the longitudinal direction of the locating plate; the spring plate is provided with a fixing hole corresponding to guide slots of the locating plates for the fixing columns slid in the guide slots to be embedded in, thereby fixing the storage device on the casing plane.

The invention discloses a lifting drive system by steel wire ropes in a stereo garage, wherein a motor drives a main drive shaft to rotate; lifting driven sprockets are arranged at two ends of the main drive shaft; front rings and back rings are arranged on the boundary beams of the four corners of a car carrying board; first pulleys and second pulleys are correspondingly and respectively arranged on the longitudinal beams, and third pulleys are arranged between the first pulleys and the second pulleys; lifting chains start at lifting eyes on the longitudinal beams, bypass the lifting driven sprockets and are connected with front lifting steel wire ropes which bypass the first pulleys and are connected with the front rings; one ends of the back lifting steel wire ropes are connected on the joints and the other ends thereof successively bypass the third pulleys and the second pulleys and are connected with the back rings. The system drives two lifting chains by one main drive shaft at the same time, and each lifting chain pulls the back lifting steel wire rope and the front lifting steel wire rope on one side of the car carrying board at the same time to realize the synchronous rising or falling of four lifting points of the car carrying board, wherein coiling blocks are not used during the driving. The system has the advantages of simple mechanism, low cost, and safer use.

The invention discloses turnover and material collection equipment with a flattening function. The turnover and material collection equipment comprises trays, a base, a conveying device and a turnover device. An elastic material supporting device is arranged on the base and comprises an elastic assembly and a supporting block arranged at the end of the elastic assembly. A sliding groove matched with the supporting block is formed in the bottom of each tray. The turnover device comprises a sliding material supporting device and a turnover frame. The turnover frame is used for turning over a paperboard conveyed by the sliding material supporting device and comprises a support b and a V-type turnover board rotationally arranged on the support b through a rotary rod. A spring a is further connected between the V-type turnover board and the support b. The problems that in the prior art, trays in conveying equipment have no lifting function, the multiple trays have no connection, continuous material collection cannot be achieved, and in the paperboard conveying process, the turnover function and the function of flattening the paperboard are not achieved are solved.

The invention discloses a wide-range high-resolution surface three-dimensional measurement system with tunable beat-wave linear scanning, which belongs to the technical field of optical measurement and comprises a broadband light source, two optical fiber isolators, three diaphragms, three auto-collimating lenses, two diffraction gratings, seven plane cylindrical lenses, two linear array photoelectric couplers, a 3-dB coupler, a beam splitter, a longitudinal micro-motion worktable, a transverse micro-motion worktable, a data acquisition card, a signal generator, drive control, a computer and result output. A beat-wave plate is used for scanning a surface to be measured, one linear array photoelectric coupler is used for detecting beat-wave interference signals, the range is half of beat-wave length, the other linear array photoelectric coupler is used for detecting single-wavelength interference signals to determine resolution, and the system is provided with wide range and high resolution. Different ranges can be obtained by adjusting the beat-wave length. Surface three-dimensional measurement can be complete with only one-dimensional scanning, so that mechanism is simplified, and measurement speed is increased. By means of common-path interference, the system is high in interference resistance and suitable for online measurement.

The valve includes the body part and the elastic piston part with bias pressure being added to. The body part has a hole defining the fluid flow channel. The piston part installed in the said channelcan be moved to the body part relatively in order to respond to the difference of fluid pressure across the valve. The piston part defines the annular theittling orifice between the piston part and the hole. The part of the channel possesses a non-homogeneous profile. Thus, the size of the annular orifice is dependent on the related position between the piston part and the body part.

The invention relates to a machine tool, in particular to a quenching machine tool. The conventional quenching machine tool is high in cost and low in precision. The invention provides a quenching machine tool with a rotary quenching mechanism, wherein the rotary quenching mechanism is arranged n a cross beam (28) of the machine tool and can move leftwards and rightwards, up and down. The quenching machine tool is characterized in that a rotating mechanism (21) is arranged in the rotary quenching mechanism and between a quenching transformer (23) and a quenching coil (19); and the rotating mechanism (21) can allow the quenching coil (19) to randomly rotate. The mechanism is simple; the quenching mechanism is controlled to quench a quenched piece by leftward and rightward, up and down movement of the quenching mechanism and forward and backward movement of the machine tool; and because the movement is horizontal, a high precision can be achieved. The structure is simpler than a mechanism arm; and the transformer with low using cost and large size can be used in the mechanism, so that the cost of the whole mechanism is lower.

The invention discloses a two-leg walking mechanism and relates to the technical field of robots, medical rehabilitation auxiliary devices and the like. The two-leg walking mechanism comprises a platform and two legs, wherein the two legs comprise identical closed ring-form kinematic chains; each leg has two degrees of freedom; and the motions of lifting and falling of the legs can be realized bycontrolling corresponding driving motors, and the motions of standing, squatting, pitching, walking, running, turning and jumping of the mechanism can be realized by coordinating the motions of the two legs. The two-leg walking mechanism has the benefits that the mechanical not only has good walking and turning abilities, but also has the capability of realizing the motions of running and jumping; furthermore, the mechanism is simple, flexible in the motions and easy to control, and can be applied in walking of mobile robots and related entertainment devices.

The invention belongs to the technical field of bionic robots, and particularly relates to a bionic eye, in particular to a three-degree-of-freedom bionic eye based on series-parallel control. According to the technical scheme, a substrate is fixed to a vertical bracket; the vertical bracket is fixed to a horizontal bracket; an eyeball is arranged on the substrate; leftward and rightward motion of the eyeball is realized through an upper four-bar mechanism; upward and downward motion of the eyeball is realized through a right four-bar mechanism; a third motor is arranged inside the eyeball; and the third motor is used for driving a sensor to rotate along an optical axis of the eyeball. Through a simple bar parallel mechanism, pitching and orientation rotation of a bionic eyeball can be realized, and spinning motion of the bionic eyeball along the optical axis is realized; higher positioning accuracy of the bionic eye can be realized through three-degree-of-freedom motion.

The invention discloses a three-dimensional parking system which comprises a longitudinal displacement mechanism and a transverse displacement mechanism, wherein the longitudinal displacement mechanism is a lifting mechanism consisting of a lifting screw rod (2); a carrying plate (6) is arranged on the lifting screw rod (2); a steering mechanism is arranged between the carrying plate (6) and the lifting screw rod (2); the transverse displacement mechanism is a displacement mechanism consisting of a walking screw rod (9); the lifting screw rod (2) is arranged on the walking screw rod (9); the lifting screw rod (2) and the walking screw rod (9) are driven through an electronic machine (11).

The invention discloses a front-section cover-type water cycle automatic cleaning environment-friendly lampblack discharging and purifying integrated machine which is simple in structural mode, high in self-purification property, is environmentally friendly, is low in energy consumption, prevents lampblack blocking and can clean automatically. The water cycle automatic cleaning environment-friendly lampblack discharging and purifying integrated machine is structurally characterized in that the middle of the center of the shell of a smoke hood is provided with a filter screen and a flow guide screen as purifying devices of the machine; a gas exhaust channel at the top of the shell of a hood body is provided with a centrifugal fan; a water mist sprayer is installed between the centrifugal fan and a diverter; a liquid inlet is communicated with a water tank; the water tank is provided with a water inlet, an overflow opening and a sewage discharge opening, and is provided with a water pump; a water outlet of the water pump is connected with a water supply pipe; a water outlet of the water supply pipe is connected with the sprayer; one side of the water tank is provided with left and right round metal rotary discs for adsorbing grease; the rotary discs are provided with oil scraping devices, so that scraped grease enters a grease collecting container by a grease collecting pipe. A water mist collision sprayer can be opened to be at a cleaning mode so as to clean the diverter and the filter automatically.

The invention discloses a self-adaptive portable constant pressure infusion apparatus which comprises a working air bag (8), a controlling system (6) and a flow velocity adjusting mechanism. An air inlet pipe is arranged on the working air bag (8) and is provided with a pressure sensor (3) and an air discharging valve (4). The controlling system (6) is electrically connected with the pressure sensor (3) and the air discharging valve (4) respectively. The flow velocity adjusting mechanism comprises a flow velocity sensor (5) and a flow adjusting valve, and the flow velocity sensor (5) and the flow adjusting valve are controlled by the controlling system (6). The working air bag (8) and an infusion bag are both placed in a cavity (7) with a fixed size, and the flow velocity sensor (5) and the flow adjusting valve are both arranged on an infusion tube of the infusion bag. The self-adaptive portable constant pressure infusion apparatus can achieve real-time monitoring of the infusion process, safely and effectively finish the infusion process, is low in manufacturing and using cost, and is suitable for being adopted widely.

The invention belongs to the field of medical instruments, and particularly relates to a universal mechanical instrument support with a screwing and locking function. The support comprises a first cannula and a second cannula, and a first sleeve is fixed to the first cannula; a second sleeve is fixed to the second cannula; cylindrical head screws are arranged in the first sleeve and the second sleeve in a penetrating mode, and screwing handles are connected to the cylindrical head screws; second threaded holes are formed in the cylindrical head screws, and locating screws are connected to the second threaded holes; second shaft rods are arranged in the second cannula in a penetrating mode, first wedge-shaped surfaces are arranged on the second shaft rods, second wedge-shaped surfaces are arranged on the cylindrical head screws, and the second wedge-shaped surfaces are attached to the first wedge-shaped surfaces; a second ball head joint is arranged on the second cannula, and the second shaft rods abut against a ball head of the second ball head joint; an instrument chuck is fixedly arranged on the ball head. The universal mechanical instrument support with the screwing and locking function has the advantages that the workload of a doctor is reduced, the work efficiency of the doctor is improved, the shake caused when all instruments are manually supported is avoided, and the stability and precision of an operation are improved.

Belonging to technical field of power supply control apparatus, the invention is related to position indication and locking device. The device includes bottom plate, transmission screw rod and lock gear supported on the bottom plate, movable sliding plate synchronous to main body. The sliding plate and the bottom plate constitute first motion pair. Positioning notches corresponding to positions: separation from main body, test, and connection are prepared on side of the sliding plate. The locking device is setup on a locking plate. The locking plate and the bottom plate constitute second motion pair. Direction of second motion pair is perpendicular to first motion pair approximately. Positioning pin matched to positioning notches is fixed on the sliding plate. Positioning pin is tended to fall into positioning notches. The invention guarantees positioning accuracy, and simplifies mechanism. Positioning pin type locking structure of transmission screw rod is accurate and reliable.